------------[ cut here ]------------
WARNING: CPU: 0 PID: 9 at net/ceph/messenger_v1.c:906 process_connect net/ceph/messenger_v1.c:905 [inline]
WARNING: CPU: 0 PID: 9 at net/ceph/messenger_v1.c:906 ceph_con_v1_try_read+0x3136/0x6400 net/ceph/messenger_v1.c:1370
Modules linked in:
CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: ceph-msgr ceph_con_workfn
RIP: 0010:process_connect net/ceph/messenger_v1.c:905 [inline]
RIP: 0010:ceph_con_v1_try_read+0x3136/0x6400 net/ceph/messenger_v1.c:1370
Code: e8 bf 22 3b f7 45 31 ff e9 19 d3 ff ff e8 b2 22 3b f7 0f 0b e9 dd d5 ff ff e8 a6 22 3b f7 0f 0b e9 0f e8 ff ff e8 9a 22 3b f7 <0f> 0b e9 2e e9 ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 10 d3 ff
RSP: 0018:ffffc900000e71c0 EFLAGS: 00010293
RAX: ffffffff8a4c4ee6 RBX: 0000000000000001 RCX: ffff88801b658000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000001
RBP: ffffc900000e7b38 R08: ffff88801b658000 R09: 0000000000000009
R10: 000000000000000d R11: 0000000000000000 R12: ffff888025bd08c0
R13: dffffc0000000000 R14: fffff5200001ce74 R15: 00000000ffffffff
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1c58d88e80 CR3: 00000000256fa000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ceph_con_workfn+0x205/0x1250 net/ceph/messenger.c:1576
 process_one_work kernel/workqueue.c:2657 [inline]
 process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2734
 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2815
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>